Multiple vulnerabilities in Cacti

Published: 2019-12-16

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2019-17358 CVE-2019-17357
CWE-ID	CWE-502 CWE-89
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Cacti Web applications / Other software
Vendor	The Cacti Group, Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Deserialization of Untrusted Data

EUVDB-ID: #VU23619

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-17358

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data in lib/functions.php. A remote attacker can pass specially crafted data to the application and execute arbitrary PHP code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cacti: 1.0.0 - 1.2.7

External links

http://bugzilla.suse.com/show_bug.cgi?id=CVE-2019-17358
http://github.com/Cacti/cacti/blob/79f29cddb5eb05cbaff486cd634285ef1fed9326/lib/functions.php#L3109
http://github.com/Cacti/cacti/commit/adf221344359f5b02b8aed43dfb6b33ae5d708c8
http://github.com/Cacti/cacti/issues/3026
http://lists.debian.org/debian-lts-announce/2019/12/msg00014.html
http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-17358.html
http://www.darkmatter.ae/xen1thlabs/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) SQL injection

EUVDB-ID: #VU23620

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-17357

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in graphs.php. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.